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  1. POErrors Installing mysql2 gem via the Bundler
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    copied!<p>I am trying to install the <code>mysql2</code> gem via the Bundler, but it keeps dying with the following error:</p> <pre><code>** executing command /home/cc_rails/.rvm/rubies/ruby-1.9.2-p0/lib/ruby/1.9.1/rubygems/installer.rb:483:in 'rescue in block in build_extensions': ERROR: Failed to build gem native extension. (Gem::Installer::ExtensionBuildError) /home/cc_rails/.rvm/rubies/ruby-1.9.2-p0/bin/ruby extconf.rb --with-mysql-config=/usr/bin/mysql_config checking for rb_thread_blocking_region()... yes checking for mysql.h... no checking for mysql/mysql.h... no ----- mysql.h is missing. please check your installation of mysql and try again. ----- *** extconf.rb failed *** Could not create Makefile due to some reason, probably lack of necessary libraries and/or headers. Check the mkmf.log file for more details. You may need configuration options. Provided configuration options: --with-opt-dir --without-opt-dir --with-opt-include --without-opt-include=${opt-dir}/include --with-opt-lib --without-opt-lib=${opt-dir}/lib --with-make-prog --without-make-prog --srcdir=. --curdir --ruby=/home/cc_rails/.rvm/rubies/ruby-1.9.2-p0/bin/ruby --with-mysql-config Gem files will remain installed for inspection. </code></pre> <p>Most things I found via Googling recommended passing the <code>--with-mysql-config</code> parameter to fix it. So, based on:</p> <pre><code>$ which mysql_config /usr/bin/mysql_config </code></pre> <p>I added the following to the Bundler's config:</p> <pre><code>$ bundle config build.mysql2 --with-mysql-config='/usr/bin/mysql_config' </code></pre> <p>However, still no luck -- same crash as above.</p> <p>Since it's dying with the error <code>mysql.h is missing</code>, I checked for that, and it's allegedly around, just can't be found by the Bundler.</p> <pre><code>$ find / -name mysql.h /usr/include/mysql5/mysql/mysql.h </code></pre> <p>Any thoughts?</p>
 

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